The world's 19 biggest automakers <a href="https://www.globalautomakers.org/topic/privacy">have agreed to principles</a> they say will protect driver privacy in an electronic age where in-vehicle computers collect everything from location and speed to what smartphone you use.

Connected cars are big at this year's Cebit trade show, with driverless cars and products to communicate with the vehicle' onboard computers on display, but cooler apps are needed for the sector to really take off.

Protecting privacy was on the minds of almost all the dignitaries assembled in Hanover, Germany, on Sunday night to open this year's Cebit trade show, the theme of which is "datability," or big data with responsibility.

Take a drive on Highway 101 between Silicon Valley and San Francisco these days and you might see one of Google's driverless cars in the lane next to you. The vehicles are one of the most visible signs of the increasing amount of research going on in the area related to automated driving technology.

Music fans and major recording artists are adopting lossless audio file formats to keep copies of their music thats as close to a master recording as possible, leading to multi-terabyte-sized home music storage systems.

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